154 "Healthy volunteers" clinical trials found.
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Brain Effects of Lifetime Racial/Ethnic Discrimination on the LC-NE Function and the Risk for Alzheimer's Disease
The purpose of our study is to understand how the effects of stress, induced by social factors such as racial discrimination, contribute to an increased ...Phase N/A
Non-Interventional
Accepts Healthy Volunteer
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Evaluating Long COVID Patients with Persistent Respiratory Symptoms for Prothrombotic Immune Responses and Pulmonary Microvascular Thrombosis Using SPECT-CT Lung Perfusion Studies
The purpose of this research study is to understand why some patients have ongoing breathing problems even months after having COVID-19. This study will determine ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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In vivo insights of small vessel changes with age using ultra-small-superparamagnetic-iron-oxide (USPIO)-enhanced MRI
The purpose of this research study is to investigate a new magnetic resonance imaging (MRI) method that could provide new fundamental insights to a more ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Neurobiology of Sensory Phenomena in Obsessive-Compulsive Disorder
The purpose of this study is to investigate brain functioning in patients with obsessive-compulsive disorder (OCD), their siblings, and healthy individuals who do not have ...Phase N/A
Interventional
Accepts Healthy Volunteer
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Creation of a subcortical neuroanatomy atlas
The goals of this study is to develop MRI sequences on our standard 3T MRI scanner that will be used to create of a very ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Imaging biomarkers of knee osteoarthritis
The purpose of this study is to develop a non-invasive way (non-invasive meaning that no medical instruments will breach your skin) of taking pictures using ...Phase N/A Interventional
Accepts Healthy Volunteer
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The Digital Phenotype of Bipolar Disorder: An Observational Study of Mood Symptoms in Adolescents
The purpose of this research study is to use digital phenotyping, a method of collecting data from smartphone sensors, in addition to traditional assessments, to ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Unpacking the Importance of the Structural Injuries of MTBI
The purpose of this research study is to investigate new ways of measuring mild traumatic brain injury (MTBI) by studying patients at specific time intervals ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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A Phase 1 Placebo-Controlled Randomized Observer-Blind Dose-Finding Study To Evaluate The Safety Tolerability And Immunogenicity Of Self-Amplifying RNA Vaccine Preparations Against Influenza In Healthy Individuals
The purpose of this study is to see if a new type of influenza vaccine, called Self-Amplifying RNA (saRNA) Vaccine Preparation -similar to mRNA vaccines ...Phase
Interventional
Accepts Healthy Volunteer
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Colorectal Polyp Detection Comparing Computer Assisted Colonoscopy with Conventional Colonoscopy
This study will learn the effectiveness of computer assisted colonoscopy to detect colon polyps and abnormal areas. Computer assisted colonoscopy means that as your doctor ...Phase N/A Interventional
Accepts Healthy Volunteer
